منابع مشابه
the innovation of a statistical model to estimate dependable rainfall (dr) and develop it for determination and classification of drought and wet years of iran
آب حاصل از بارش منبع تأمین نیازهای بی شمار جانداران به ویژه انسان است و هرگونه کاهش در کم و کیف آن مستقیماً حیات موجودات زنده را تحت تأثیر منفی قرار می دهد. نوسان سال به سال بارش از ویژگی های اساسی و بسیار مهم بارش های سالانه ایران محسوب می شود که آثار زیان بار آن در تمام عرصه های اقتصادی، اجتماعی و حتی سیاسی- امنیتی به نحوی منعکس می شود. چون میزان آب ناشی از بارش یکی از مولفه های اصلی برنامه ...
15 صفحه اولA Five Years Study of Tuberculous Meningitis in Iran
Background: Tuberculous meningitis (TBM) is a severe form of extra pulmonary tuberculosis with high mortality and morbidity rate in all age group patients specific in adults and children. The incidence and prevalence are not exactly known in Iran. In this study, we tried to evaluate the role of rapid diagnosis and to find out the highest risk group patients. Methods:Totally,...
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service Email alerting the top right corner of the online article. T he British Ophthalmological Surveillance Unit (BOSU) has now been in existence for 5 years and has been actively involved in the surveillance of rare ophthalmological disorders for most of this time. It is now an appropriate time to consider what relevance it has to practising ophthal-mologists. The unit was set up to facilita...
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This editorial marks the launch of a special collection of articles highlighting 'Five years of Trials' (http://www.trialsjournal.com/series/5years). The journal's achievements on its objectives since 2006 are described and some of the challenges still ahead are outlined - in particular further innovating in the reporting of trials and the publication of negative results. The other articles in ...
متن کاملFive years of J-AIM
Editorial on the occasion of J‑AIM completing five years of successful and timely publication. At the outset on behalf of the editorial board, I wish to thank all the active members of the Editorial Board members and reviewers without whom this journey would have been impossible. We owe thanks to Medknow, now part of Wolters Kluwer for their professional support. Many developments have happened...
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ژورنال
عنوان ژورنال: Science
سال: 1917
ISSN: 0036-8075,1095-9203
DOI: 10.1126/science.46.1189.366